how to calcuate the second highest salary of he employee

13 Answers   Synechron,

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in table there r so many rows write a query which two rows r updated last two day befor?

3 Answers   Exilant,

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What are sql ddl commands?

0 Answers  

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What is a package ? What are the advantages of packages ?

2 Answers   Symphony,

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How do I install microsoft sql?

0 Answers  

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what are the authentication modes in sql server? : Sql dba

0 Answers  

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what is collation? : Sql dba

0 Answers  

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What is varray in pl sql?

0 Answers  

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1. Which is an aggregate function? a. Union b. like c. max d. Rank

1 Answers   Fintellix,

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What is pl/sql and what is it used for?

4 Answers  

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What is a table?

0 Answers  

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What are the types of triggers in sql?

0 Answers  

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